Answer:
24 dimes, the rest are quarters.
Step-by-step explanation:
100 quarters are $25. Subtract 21.40 to find how much that needs to be lowered and divide by difference in quarters and dimes(0.15).
The answer is to this is 14.
Answer:
Step-by-step explanation:
Answer:
an exponential function
Step-by-step explanation:
An exponential function has the characteristic that it increases by a constant factor when the independent variable increases by a constant increment. The function you describe is an exponential function.
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It can be written in the form ...
f(t) = f(0)·2^(t/d) . . . . . where d is the doubling time